(Vcc=5V,V
LED
=8V,Ta=25C)
TYP.
50
660
565
Unit
nm
Symbol
2
1
/
2
Red
Yellow-green
p
Parameter
Viewing angle
Peak emission wavelength
s
Optical Characteristics
(Notice)
In the absence of confirmation by device specification sheets, SHARP takes no responsibility for any defects that may occur in equipment using any SHARP
devices shown in catalogs, data books, etc. Contact SHARP in order to obtain the latest device specification sheets before using any SHARP device.
(Internet)
Data for sharp's optoelectronic/power device is provided for internet.(Address http://www.sharp.co.jp/ecg/)
Supply voltage for IC
Supply voltage for LED
IC current dissipation
LED current dissipation
*1
Input voltage
V
CC
V
LED
I
CC
I
LED
V
IH
4.75
7.5
------
------
3.5
5.0
8.0
200
5.5
------
Clock frequency
f
CLK
------
------
V
IL
------
------
Input current
I
IH
------
------
I
IL
------
------
Parameter
Symbol
MIN.
TYP.
5.25
8.25
500
7.0
------
10.0
1.5
0.1
0.12
MAX.
V
V
mA
A
V
MHz
Frame frequency
f
FR
250
400
3 000
Hz
V
A
mA
Unit
(V
CC
=5V,V
LED
=8V,Ta=25C)
*1 Under the condition that dichromatic all dots are lit.
ON
ON
ON
OFF
V
D
(n+1) data
V
D
(n+2) data
td(C-L)
td(L-C)
td
D
t=1/fosc
t
WL
V
D
(n) data ON
td(E-A)
t
SU
th
t
WCLK
td(A-E)
td(A-L)
Internal
t
WKNA
CLOCK
RDATA
GDATA
RDATA out
GDATA out
LATCH
ENABLE
ADDRESS
(A0 to A2)
V
D
(n+1) data ON
V
D
(n+1)
V
D
(n)
OFF
ON
ON
ON
ON
RENABLE
GENABLE
170
s
Absolute Maximum Ratings
s
Electrical Characteristics
s
Timing Chart
s
Block Diagram
Dot Matrix LED Unit for Outdoor Use LT1540M(Lamp Type)
s
Features
No. of dots : 16!16dots
Outline dimensions : 240!240mm
Dot size : 13.0!13.0mm
Dot pitch : 14.9mm
Radiation color : Yellow-green+Red(High-luminosity)dichromatic type
Driving method : 1/8 duty dynamic drive
s
Terminal Functions
Supply voltage for IC
Supply voltage for LED
Input voltage
Operating temperature
Storage temperature
Power dissipation
V
CC
V
LED
V
I
T
opr
T
stg
P
-0.3 to +6.0
-0.3 to +8.5
-20 to +45
-25 to +100
58
V
V
V
C
Turn-on time
t
ON
1
ms
C
W
Parameter
Symbol
Rating
Unit
-0.3 to Vcc+0.3
(Ta=25C)
s
Luminance
(Vcc=5V,V
LED
=8V,Ta=25C)
Radiation color
Red
Yellow-green
2
1 600
1 000
Unit
cd/m
2
Rank
1
1 200
750
Luminance is classified into 2 ranks shown below.
Connector
Output
signal
(CN3)
Input
signal
(CN2)
Power
supply
(CN1)
V
LED
V
CC
GND1
Symbol
GND2
A0 to A2
RENABLE
GENABLE
CLOCK
GND1
A0 to A3
RDATA
GDATA
LATCH
RENABLE
GENABLE
CLOCK
GND1
LATCH
RDATA
GDATA
Serial data input for each color(H:ON, L:OFF)
Shift from up to down in the unit
H
D16
H
D31
H
D0
H
D15
Supply voltage for LED (+8V)
Supply voltage for IC (+5V)
Ground for IC
Ground for LED
Address specification signal for column driver
Latch signal of display data.H: Serial data is
converted to parallel data. L: Contents are latched.
LATCH signal is set up after switching address(A0 to A2)
Controls ON/OFF of each color of LED.
(H: LED OFF)
Clock signal for data transmission in the shift-register.
(LH: serial data is shifted.)
Ground for signal. (Connected to ground for IC)
Buffered input signal
Input signal generated through 32-bit shift
register
Buffered input signal
Buffered input signal
Buffered input signal
Ground for signal. (Connected to ground for IC)
Function
Each signal is used as input signal for next unit.
* As for the terminal number, refer to the outline dimensions.
MONO-MULTI
A0
A1
A2
RDATA
GDATA
GENABLE
CLOCK
GND1
Luminance adjustment circuit
A0
A1
A2
RDATA
GDATA
LATCH
RENABLE
GENABLE
CLOCK
GND1
RENABLE
GADJ
RADJ
H
D31
H
D0
H
D31
H
D0
H
D16
H
D16
H
D15
H
D15
matrix LED
GATE
SELECTOR
OUT
IN
OSC
16
!
16 Dot
PNP
3 to 8 DECODER
DRIVER
3
2
B
I
T
S
H
I
F
T
R
E
G
I
S
T
E
R
/
L
A
T
C
H
/
D
R
I
V
E
R
3
2
B
I
T
S
H
I
F
T
R
E
G
I
S
T
E
R
/
L
A
T
C
H
/
D
R
I
V
E
R
3
2
B
I
T
S
H
I
F
T
R
E
G
I
S
T
E
R
/
L
A
T
C
H
/
D
R
I
V
E
R
LATCH
Input/output circuit
331
HC367
473
LT1540M
(Notice)
In the absence of confirmation by device specification sheets, SHARP takes no responsibility for any defects that may occur in equipment using any SHARP
devices shown in catalogs, data books, etc. Contact SHARP in order to obtain the latest device specification sheets before using any SHARP device.
(Internet)
Data for sharp's optoelectronic/power device is provided for internet.(Address http://www.sharp.co.jp/ecg/)
178
159
P10
!
13=130
9.5
9.5
1
5
9
9
.
5
2
.
5
9
.
5
P
1
0
!
1
3
=
1
3
0
156
154
60
60
256-7.5
1
1
VR1
VR2
CN2
5
7
CN1
1
5
6
9
.
7
5
51
6
9
.
7
5
7
CN3
1
49
21
Depth7
1
5
.
8
4
7
0
6-M3
3
1
7 RDATA
CN2(Input signal)
4 GND
GENABLE
2
5 CLOCK
3 LATCH
1 GDATA
5 CLOCK
6 RENABLE
6 RENABLE
3 LATCH
1 GDATA
GENABLE
4 GND
2
7 RDATA
CN3(Output signal)
1 VLED
Pin connection
CN1(Power supply)
4 GND
5 VLED
3 VCC
2 GND
1
3
0
1
5
7
15
23
52
38
1.6t
Dot Matrix LED Unit
Outline Dimensions(Unit:mm)
15
18
13.3
H
D16
H
D31
V
D15
P9.0
!
15=
P
9
.
0
!
1
5
=
D
a
t
a
s
h
i
f
t
d
i
r
e
c
t
i
o
n
135
144
256-7.5L E D
D0
H
1
3
5
1
4
4
4-M3(Depth 6MIN.)
Hexagonal spacer ASB315
V
D0
D15
H
LATCH
1
Ao
2
3
A1
A2
CN3(Output signal)
10
5
RDATA
6
GDATA
8
GENABLE
9
CLK
GND1
7
GND2
1
2
3
Ao
A1
A2
VDD
VLED
VLED
6
5
4
3
2
1
GND1
10
5
RDATA
6
GDATA
7
LATCH
8
9
CLK
GND1
GND2
6
1
19.8
10
125.58
1
10
4
RENABLE
2
2
.
5
1
2
5
.
5
8
1
5
CN1
4
CN3
CN2
RENABLE
GENABLE
CN2(Input signal)
CN1(Power supply)
1
Pin connection
11.6
12
HD16
HD15
HD13
HD47
HD63
VD15
VD0
159
HD32
148.5
(P9.9
!
15)
(
P
9
.
9
!
1
5
)
HD0
1
4
8
.
5
1
5
9
.
5
1 A0
CN2:Input signal
2 VLED
4 GND1
3 Vcc
1 VLED
CN1:Power supply
4 RENABLE
3 GND1
CN3:Output signal
1 A0
2 A1
10 GND1
9 CLK
7 LATCH
6 GDATA
5 RDATA
10 GND1
8 GENABLE
7 LATCH
6 GDATA
5 RDATA
9 CLK
3 GND1
6 GND2
5 GND2
2 A1
20
59.4
59.4
159
10
Height 3
132
10
VR2
VR1
1
CN2
CN1
6
CN3
1
1
0
6
4
7
1
5
9
1
6-M3(Depth10)
20
Water-proof ring
5
5
3 Boss
22
5
9
.
4
6
1
1
9
.
8
8 GENABLE
4 RENABLE
4
6
.
5
6
1
HD48
2
2
.
5
5
9
.
4
D
a
t
a
s
h
i
f
t
d
i
r
e
c
t
i
o
n
Pin connection
LT1448MA
LT1442M/LT1445M
LT1447M
9
10
11
RADJ
P14.9
!
15=223.5
239.2
P
1
4
.
9
!
1
5
=
2
2
3
.
5
1
2
0
.
0
HD16
HD31
HD0
HD15
1
1
9
.
6
VD0
VD15
11.0
MAX.
Height
(Except CN1 to 3)
8
0
.
0
2
0
6
.
0
11.0 18.0 16.6
206.0
190.0
217.0
CN1
6
177.0
60.0
1
5
0
.
0
5
0
.
0
10
1
CN3
10
2-
3.0(Height3)
Positioning pin
Water-proof rubber
8-
7.0 concave
2
1
7
.
0
1
1
9
.
6
1
1
9
.
6
1
5
9
.
0
P
2
.
5
!
9
=
2
2
.
5
P3.96
!
5=19.8
145.0
12-
(M3)
Insert nut
6
Depth
MIN.
45.0
1
0
.
0
9
.
0
1
GADJ
CN2
4
.
0
6.5
7.0
1
A0
2
3
4
5
6
7
8
9
10
A1
A2
RENABLE
RDATA
GDATA
LATCH
GENABLE
CLOCK
GND1
CN2
Pin No.
Name
Pin connection
(Input signal)
1
A0
2
3
4
5
6
7
8
9
10
A1
A2
RENABLE
RDATA
GDATA
LATCH
GENABLE
CLOCK
GND1
Pin No.
Name
(Output signal)
CN3
1
VLED
2
3
4
VLED
Vcc
GND1
CN1
Pin No.
Name
(Power supply)
5
GND2
6
GND2
2
5
.
0
2
5
.
0
256-13.0
!
13.0
D
a
t
a
s
h
i
f
t
d
i
r
e
c
t
i
o
n
LT1540M
12
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ZIP